ZyXEL Communications GS2210 Series - What Could Go Wrong

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5.1.3 What Could Go Wrong

1 The MAC address of Switch-2 will also be learned in Switch-1

MAC address table. Therefore, remember to consider

Switch-2’s MAC address when setting the number of Limited

Number of Learned MAC Address.

Main Page

Default Chapter3
- Table of Contents3
Basic Principles for Network Management9
How to Use the Wizard Function9
- Basic11
- Protection13
- Vlan15
- Qos16
How to Customize Your Default Configuration17
- Configuration on Switch19
- Test the Result20
How to Change the Switch Management IP Address to Avoid Accessing the Wrong Device22
- Configuration in the Switch-222
- Test the Result24
How to Configure the Switch with a Device Name to Avoid Accessing the Wrong Device25
- Configuration in Switch-126
- Test the Result27
How to Configure the Switch to Update the Time from an NTP Server28
- Configuration in Switch29
- Test the Result30
- What Could Go Wrong32
How to Configure the Switch to Backup Events on a SYSLOG Server33
- Configure the Switch-134
- Test the Result36
- What Could Go Wrong37
How to Configure the Switch with a Port Name to Quickly Identify Directly Connected Devices38
- Configure Switch-139
- Test the Result40
How to Collect the Diagnostic Info41
- Collect the Diagnostic Info from Web GUI42
- Test the Result43
How to Change the Default Administrator Password44
- Change the Default Administrator Password45
- Test the Result46
How to Configure a Whitelist for Remote Management to Prevent Unauthorized Access47
- Configure the Whitelist of the Remote Management48
- Test the Result49
- What Could Go Wrong50
How to Configure DHCP Auto-Configuration51
- DHCP Auto-Configuration Flow53
- Configure DHCP Auto-Configuration53
- Test the Result60
- What Could Go Wrong64
Designing the Local Area Network65
How to Configure the Switch to Separate Traffic between Departments Using VLAN65
- Configure Switch-166
- Configure Switch-269
- Test the Result71
How to Configure the Switch to Route Traffic Across Vlans72
- Configure VLAN 1073
- Configure VLAN 2075
- Set the Gateway on PC-1 and PC-277
- Test the Result79
- What Could Go Wrong80
How to Configure the Switch to Perform DHCP Service in a VLAN81
- Configure VLAN 1082
- Configure VLAN 2084
- Configure the Switch and PC86
- Test the Result89
- What Could Go Wrong90
Improving Network Reliability91
How to Configure a Stacked Switch to Ensure High Server Availability91
- Configure Switch-1 and Switch-2 for Stacking92
- Configure Link Aggregation on Stacked Switch94
- Configure Link Aggregation on Switch-395
- Test the Result96
- What Could Go Wrong97
How to Configure RSTP in a Ring Topology98
- Configure Switch99
- Test the Result102
- What Could Go Wrong104
How to Configure VRRP to Provide Hosts with a Redundant Gateway105
- Configuration in the Gateway-A106
- Configuration in the Gateway-B109
- Test the Result112
- What Could Go Wrong114
How to Configure Bandwidth Control to Limit Incoming or Outgoing Traffic Rate115
- Configure Switch116
- Test the Result117
How to Configure ACL to Rate Limit IP Traffic118
- Configure VLAN and Route Traffic119
- Configure the Classifier120
- Configure the ACL (Policy Rule)122
- Test the Result124
- What Could Go Wrong126
Designing an IPTV Network127
Introduction for IGMP127
- What Are General Queries and Group Specific Queries127
- What Are IGMP Snooping Querier Modes127
- What Are the Differences between IGMP Snooping128
- Fast/Normal/Immediate Leave128
How to Configure IGMP Routing for Multicast Clients in a Different LAN129
- Configure Switch-1130
- Configure Switch-2131
- Test the Result132
- What Could Go Wrong133
How to Configure IGMP Snooping for Multicast Clients in the same LAN134
- Configure Switch135
- Test the Result136
Network Security137
How to Configure the Port Security to Limit the Number of Connected Devices137
- Configure Switch-1138
- Test the Result139
- What Could Go Wrong140
How to Configure MAC Filter to Block Unwanted Traffic141
- Configure Switch-1142
- Test the Result143
- What Could Go Wrong144
How to Configure the Switch to Prevent IP Scanning145
- Configuration in the Switch146
- Test the Result147
- What Could Go Wrong150
How to Configure the Switch and RADIUS Server to Provide Network Access through 802.1X Port Authentication151
- Configuration in the Switch152
- Configuration in the RADIUS-Server154
- Test the Result155
- What May Go Wrong159
How to Configure the Switch to Send Unauthorized Users in a Guest VLAN160
- Configure 802.1X Port Authentication on the Switch161
- Configure VLAN for Guest VLAN161
- Configure Guest VLAN for Failed Authentication161
- Configure the Radiusserver162
- Configure the Setting on User-A, User-B and Guest163
- Test the Result165
- What Could Go Wrong167
How to Configure the Switch and RADIUS Server to Provide Network Access through Device MAC Address169
- Configuration in the Switch169
- Configuration in the RADIUS-Server171
- Test the Result172
- What Could Go Wrong173
How to Configure the Switch to Prevent ARP Spoofing175
- Configuration in the Switch176
- Test the Result178
- What Could Go Wrong179
How to Configure the Switch to Protect against Rogue DHCP Servers180
- Configuration in the Switch181
- Test the Result184
- What Could Go Wrong185
How to Configure IPSG Static Binding for Trusted Network Devices186
- Configuration in the Switch187
- Test the Result188
How to Configure ACL to Block Unwanted Traffic189
- Configure VLAN and Route Traffic190
- Configure the Classifier191
- Configure the Policy Rule193
- Test the Result194
- What Could Go Wrong195
Implementing VOIP196
How to Configure an IP Phone's VLAN Using LLDP-MED196
- Configure VLAN for IP Phone197
- Configure Switch198
- Test the Result200
- What Could Go Wrong201
How to Configure the Switch to Separate VOIP Traffic from Data Traffic202
- Configure VLAN 100 for IP Phone203
- Configure Voice VLAN204
- Test the Result205
- What Could Go Wrong206
How to Configure the Switch to Improve Voice Traffic Quality207
- Configure VLAN for Voice Traffic208
- Configure Voice VLAN209
- Configure Mirroring (for "Test the Result")210
- Test the Result211
- What Could Go Wrong212
Implementing Poe213
How Does the Poe LED Works213
- Meanings of Poe LED214
- Examples215

ZyXEL Communications GS2210 Series - What Could Go Wrong

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